09-Desert wildlife 荒漠动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071709-Desert-wildlife.mp3
08-River, lake and wetland wildlife 河流、湖泊和湿地的动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071708-River-lake-and-wetland-wildlife.mp3
07-Grassland wildlife 草原动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071807-Grassland-wildlife.mp3
06-Mountain animals 山地动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071706-Mountain-animals.mp3
05-Forest and woodland wildlife 森林和林地动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071705-Forest-and-woodland-wildlife.mp3
04-Rainforest creatures 雨林动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071704-Rainforest-creatures.mp3
03-All kinds of animals 各类动物 http://media.cp.com.cn/wp-content/uploads/2016/11/18071703-All-kinds-of-animals.mp3
02-Animal behaviour 动物行为 http://media.cp.com.cn/wp-content/uploads/2016/11/18071702-Animal-behaviour.mp3